Topaz Value. Clarity and size have a significant effect on the value of topaz. The highest values go to the rare pink and red stones, then orange and yellow. Intense, reddish orange topaz is sometimes called Imperial Topaz.. Yellow, orange, and brown stones are somewhat common.
Types of Surgical Procedures. There are two types of colon resection: open surgery and laparoscopic surgery. The type of procedure performed depends on the diagnosis and the individual patient. Publication Review By: Stanley J. Swierzewski, III, M.D. Published: 31 Oct 2001.
There are various types of colectomy operations: 1  Total colectomy involves removing the entire colon. 2  Partial colectomy involves removing part of the colon and may also be called subtotal colectomy. 3  Hemicolectomy involves removing the right or left portion of the colon. 4  Proctocolectomy involves removing both the colon and rectum.